The title should give the main idea of a composition. It should also be interesting. It goes on the top line of the paper and is not a complete sentence.
In the title, capitalize the first word and all the important words. Don’t capitalize the following kinds of words if they are not the first word in the title.
Conjunctions: and, but, or, so
Articles: the, a, an
Short prepositions: at, by, for, in, of, on, out, to, up, with